\tocdepth@munge \contentsline {section}{\numberline {}Contents}{1}{} \tocdepth@restore \contentsline {section}{\numberline {I}Physics Motivation}{2}{} \contentsline {section}{\numberline {II}Brief detector description}{3}{} \contentsline {subsection}{\numberline {A}Liquid Argon TPC}{3}{} \contentsline {subsection}{\numberline {B}Liquid Scintillator}{4}{} \contentsline {subsection}{\numberline {C}Water \v {C}erenkov}{4}{} \contentsline {section}{\numberline {III}Underground sites}{5}{} \contentsline {section}{\numberline {IV}Proton decay sensitivity}{5}{} \contentsline {subsection}{\numberline {A}$p \rightarrow e^+\pi ^0$}{8}{} \contentsline {subsection}{\numberline {B}$p \rightarrow \overline {\nu }K^+$}{9}{} \contentsline {subsection}{\numberline {C}Comparison between the detectors}{10}{} \contentsline {section}{\numberline {V}Supernova neutrinos}{10}{} \contentsline {subsection}{\numberline {A}SN neutrino emission and oscillations}{10}{} \contentsline {subsection}{\numberline {B}SN neutrino detection}{11}{} \contentsline {subsection}{\numberline {C}Diffuse Supernova Neutrino Background}{12}{} \contentsline {section}{\numberline {VI}Solar neutrinos}{14}{} \contentsline {section}{\numberline {VII}Atmospheric Neutrinos}{15}{} \contentsline {subsection}{\numberline {A}Introduction}{15}{} \contentsline {subsection}{\numberline {B}Oscillation physics}{16}{} \contentsline {subsection}{\numberline {C}Direct detection of $\nu _\tau $ in the atmospheric neutrino flux}{17}{} \contentsline {subsection}{\numberline {D}New phenomena beyond the "Standard Model"}{18}{} \contentsline {section}{\numberline {VIII}Geoneutrinos}{18}{} \contentsline {section}{\numberline {IX}Indirect Search for Dark Matter}{19}{} \contentsline {section}{\numberline {X}Neutrinos from reactors}{20}{} \contentsline {section}{\numberline {XI}Neutrinos from beams}{21}{} \contentsline {subsection}{\numberline {A}Introduction}{21}{} \contentsline {subsection}{\numberline {B}CNGS upgraded beam}{22}{} \contentsline {subsection}{\numberline {C}The CERN-SPL Super Beam}{22}{} \contentsline {subsection}{\numberline {D}The CERN-$\beta $B\ baseline scenario}{23}{} \contentsline {subsection}{\numberline {E}combining SPL Beam and $\beta $B\ with MEMPHYS at Fréjus}{24}{} \contentsline {subsection}{\numberline {F}Neutrino Factory LAr detector}{25}{} \contentsline {section}{\numberline {XII}Summary}{26}{} \contentsline {section}{\numberline {}Acknowledgments}{26}{} \contentsline {section}{\numberline {}References}{26}{}